Provide your cat with a great window perch using our high-adhesion suction cups designed for glass window cat hammocks. These transparent suction cups with cross-hole and round rings offer a secure glass surfaces, ensuring the hammock stays in place. Ideal for creating a comfortable resting spot for your cat, these suction cups are easy to install and remove, making them a practical choice for any cat owner. Features -Color:Multi -Material:PVC -Size:8.60X8.60X3.70cm/3.38X3.38X1.45in - installation: the crosshole ring design allows for fast and easy installation on glass windows, eliminating the need for tools or adhesives - arrangement: these suction cups enable a versatile home setup, providing a dedicated resting spot for your cat while keeping your living space organized -Spacesaving design: by hanging on glass windows, these suction cups save floor space, making your interior layout more flexible and efficient -Reliable and safe: the strong suction power ensures that the suction cups can securely support your cat's weight, providing and stable resting place -Wide range of applications: these suction cups are not limited to glass windows; they can also be used on other smooth surfaces like walls and refrigerators, offering versatile application options Package list: 8pcs Nest Hammock Suction Cup